Copper ratio
[建] 铜值
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
ratio
['reiʃiəu]
n. 比，比率;比例;系数;
vt. 求出比值，除，使…成比例;将（相片）按比例放大[缩小];
🗣️ 情景例句
Well, it's a very easy operation, Carl.
这是个很简单的手术 Carl。
That's quite all right.
没关系。
The teacher gives one of them an eraser.
教师给其中一人一块橡皮擦。